20658810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{688627}}^1$

素因数の和:688637

約数の個数: 16

約数和(自身を含む): 49581216

約数和(自身を除く): 28922406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 688627, 1377254, 2065881, 3443135, 4131762, 6886270, 10329405, 20658810]

約数ペア:

[(1, 20658810), (2, 10329405), (3, 6886270), (5, 4131762), (6, 3443135), (10, 2065881), (15, 1377254), (30, 688627)]